55403740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{395741}}^1$

素因数の和:395757

約数の個数: 24

約数和(自身を含む): 132969312

約数和(自身を除く): 77565572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 395741, 791482, 1582964, 1978705, 2770187, 3957410, 5540374, 7914820, 11080748, 13850935, 27701870, 55403740]

約数ペア:

[(1, 55403740), (2, 27701870), (4, 13850935), (5, 11080748), (7, 7914820), (10, 5540374), (14, 3957410), (20, 2770187), (28, 1978705), (35, 1582964), (70, 791482), (140, 395741)]